86 visiting now: 58 Belgium 
16 China 
5 USA 
2 Russia 
1 India 
1 Turkey 
1 Nigeria 
1 Germany 
1 Slovenia 
16 China 5 USA 2 Russia 1 India 1 Turkey 1 Nigeria 1 Germany 1 Slovenia 16 China 5 USA 2 Russia 1 India 1 Turkey 1 Nigeria 1 Germany 1 Slovenia